package com.uliky.shouyiLibrary.product.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.cache.CacheProperties;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.support.collections.RedisProperties;

@Configuration
@EnableCaching
public class MyRedisCacheConfig {
    @Bean
    public RedisCacheConfiguration redisCacheConfiguration(CacheProperties cacheProperties){
        //修改属性的时候，会自动创建一个新对象，我们需要对其进行覆盖，才能实现配置的修改
        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();
        //修改值的序列化规则
        config = config.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(new GenericJackson2JsonRedisSerializer()));
        CacheProperties.Redis redisProperties = cacheProperties.getRedis();
        if(redisProperties.getTimeToLive()!=null) {
            config = config.entryTtl(redisProperties.getTimeToLive());
        }
        if(redisProperties.getKeyPrefix()!=null) {
            config = config.prefixKeysWith(redisProperties.getKeyPrefix());
        }
        if(!redisProperties.isCacheNullValues()) {
            config = config.disableCachingNullValues();
        }
        if(!redisProperties.isUseKeyPrefix()) {
            config = config.disableKeyPrefix();
        }
        return config;
    }
}
